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authorChrister Weinigel <christer@weinigel.se>2008-07-07 18:12:45 +0100
committerBen Dooks <ben-linux@fluff.org>2008-07-07 18:13:04 +0100
commit9579087331ee0cd220d29aa5bda79ff55b33c228 (patch)
tree3bff2b20fa3851134582aefec5417f1bec0fa161
parent865cc639a636b58612becfb6a337945c022596ac (diff)
[ARM] Acer n30: Add support for n35 and related devices.
Add support for the Acer N35 and related devices. Signed-off-by: Christer Weinigel <christer@weinigel.se> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
-rw-r--r--arch/arm/mach-s3c2410/Kconfig5
-rw-r--r--arch/arm/mach-s3c2410/mach-n30.c145
2 files changed, 144 insertions, 6 deletions
diff --git a/arch/arm/mach-s3c2410/Kconfig b/arch/arm/mach-s3c2410/Kconfig
index 1a7d01b4744..99fdc736698 100644
--- a/arch/arm/mach-s3c2410/Kconfig
+++ b/arch/arm/mach-s3c2410/Kconfig
@@ -72,10 +72,11 @@ config PM_H1940
Internal node for H1940 and related PM
config MACH_N30
- bool "Acer N30"
+ bool "Acer N30 family"
select CPU_S3C2410
help
- Say Y here if you are using the Acer N30
+ Say Y here if you want suppt for the Acer N30, Acer N35,
+ Navman PiN570, Yakumo AlphaX or Airis NC05 PDAs.
config ARCH_BAST
bool "Simtec Electronics BAST (EB2410ITX)"
diff --git a/arch/arm/mach-s3c2410/mach-n30.c b/arch/arm/mach-s3c2410/mach-n30.c
index e1351a7b40e..621b343adbe 100644
--- a/arch/arm/mach-s3c2410/mach-n30.c
+++ b/arch/arm/mach-s3c2410/mach-n30.c
@@ -1,4 +1,5 @@
-/* Machine specific code for the Acer n30 PDA.
+/* Machine specific code for the Acer n30, Acer N35, Navman PiN 570,
+ * Yakumo AlphaX and Airis NC05 PDAs.
*
* Copyright (c) 2003-2005 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
@@ -11,7 +12,7 @@
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
-*/
+ */
#include <linux/kernel.h>
#include <linux/types.h>
@@ -68,7 +69,8 @@ static struct s3c2410_uartcfg n30_uartcfgs[] = {
.ulcon = 0x43,
.ufcon = 0x51,
},
- /* The BlueTooth controller is connected to port 2 */
+ /* On the N30 the bluetooth controller is connected here.
+ * On the N35 and variants the GPS receiver is connected here. */
[2] = {
.hwport = 2,
.flags = 0,
@@ -165,6 +167,95 @@ static struct platform_device n30_button_device = {
}
};
+static struct gpio_keys_button n35_buttons[] = {
+ {
+ .gpio = S3C2410_GPF0,
+ .code = KEY_POWER,
+ .desc = "Power",
+ .active_low = 0,
+ },
+ {
+ .gpio = S3C2410_GPG9,
+ .code = KEY_UP,
+ .desc = "Joystick Up",
+ .active_low = 0,
+ },
+ {
+ .gpio = S3C2410_GPG8,
+ .code = KEY_DOWN,
+ .desc = "Joystick Down",
+ .active_low = 0,
+ },
+ {
+ .gpio = S3C2410_GPG6,
+ .code = KEY_DOWN,
+ .desc = "Joystick Left",
+ .active_low = 0,
+ },
+ {
+ .gpio = S3C2410_GPG5,
+ .code = KEY_DOWN,
+ .desc = "Joystick Right",
+ .active_low = 0,
+ },
+ {
+ .gpio = S3C2410_GPG7,
+ .code = KEY_ENTER,
+ .desc = "Joystick Press",
+ .active_low = 0,
+ },
+ {
+ .gpio = S3C2410_GPF7,
+ .code = KEY_HOMEPAGE,
+ .desc = "Home",
+ .active_low = 0,
+ },
+ {
+ .gpio = S3C2410_GPF6,
+ .code = KEY_CALENDAR,
+ .desc = "Calendar",
+ .active_low = 0,
+ },
+ {
+ .gpio = S3C2410_GPF5,
+ .code = KEY_ADDRESSBOOK,
+ .desc = "Contacts",
+ .active_low = 0,
+ },
+ {
+ .gpio = S3C2410_GPF4,
+ .code = KEY_MAIL,
+ .desc = "Mail",
+ .active_low = 0,
+ },
+ {
+ .gpio = S3C2410_GPF3,
+ .code = SW_RADIO,
+ .desc = "GPS Antenna",
+ .active_low = 0,
+ },
+ {
+ .gpio = S3C2410_GPG2,
+ .code = SW_HEADPHONE_INSERT,
+ .desc = "Headphone",
+ .active_low = 0,
+ },
+};
+
+static struct gpio_keys_platform_data n35_button_data = {
+ .buttons = n35_buttons,
+ .nbuttons = ARRAY_SIZE(n35_buttons),
+};
+
+static struct platform_device n35_button_device = {
+ .name = "gpio-keys",
+ .id = -1,
+ .num_resources = 0,
+ .dev = {
+ .platform_data = &n35_button_data,
+ }
+};
+
/* This is the bluetooth LED on the device. */
static struct s3c24xx_led_platdata n30_blue_led_pdata = {
.name = "blue_led",
@@ -211,6 +302,15 @@ static struct platform_device *n30_devices[] __initdata = {
&n30_warning_led,
};
+static struct platform_device *n35_devices[] __initdata = {
+ &s3c_device_lcd,
+ &s3c_device_wdt,
+ &s3c_device_i2c,
+ &s3c_device_iis,
+ &s3c_device_usbgadget,
+ &n35_button_device,
+};
+
static struct s3c2410_platform_i2c n30_i2ccfg = {
.flags = 0,
.slave_addr = 0x10,
@@ -244,7 +344,32 @@ static void __init n30_init(void)
S3C2410_MISCCR_USBSUSPND0 |
S3C2410_MISCCR_USBSUSPND1, 0x0);
- platform_add_devices(n30_devices, ARRAY_SIZE(n30_devices));
+ if (machine_is_n30()) {
+ /* Turn off suspend on both USB ports, and switch the
+ * selectable USB port to USB device mode. */
+ s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
+ S3C2410_MISCCR_USBSUSPND0 |
+ S3C2410_MISCCR_USBSUSPND1, 0x0);
+
+ platform_add_devices(n30_devices, ARRAY_SIZE(n30_devices));
+ }
+
+ if (machine_is_n35()) {
+ /* Turn off suspend and switch the selectable USB port
+ * to USB device mode. Turn on suspend for the host
+ * port since it is not connected on the N35.
+ *
+ * Actually, the host port is available at some pads
+ * on the back of the device, so it would actually be
+ * possible to add a USB device inside the N35 if you
+ * are willing to do some hardware modifications. */
+ s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
+ S3C2410_MISCCR_USBSUSPND0 |
+ S3C2410_MISCCR_USBSUSPND1,
+ S3C2410_MISCCR_USBSUSPND1);
+
+ platform_add_devices(n35_devices, ARRAY_SIZE(n35_devices));
+ }
}
MACHINE_START(N30, "Acer-N30")
@@ -259,3 +384,15 @@ MACHINE_START(N30, "Acer-N30")
.init_irq = n30_init_irq,
.map_io = n30_map_io,
MACHINE_END
+
+MACHINE_START(N35, "Acer-N35")
+ /* Maintainer: Christer Weinigel <christer@weinigel.se>
+ */
+ .phys_io = S3C2410_PA_UART,
+ .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
+ .boot_params = S3C2410_SDRAM_PA + 0x100,
+ .timer = &s3c24xx_timer,
+ .init_machine = n30_init,
+ .init_irq = n30_init_irq,
+ .map_io = n30_map_io,
+MACHINE_END